If you're doing SATS at the moment, and struggling with concepts like 'modal verbs' and 'subordinating conjunctions', you have my deepest sympathies. Please remember that most people who write for a living have even less idea than you what these things are. And while they may be useful to those who study language for a living, for most of us they're not important at all.

Here's a song I wrote about it. Nicky Morgan is the government minister currently responsible for this nonsense, and Nick Gibb is her right-hand man.